Operation switch



FIG. 1 is a top perspective view of an operation switch of the presentinvention, showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a first side elevation view thereof;

FIG. 5 is a second side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a top perspective view thereof shown in an environmental use.

The broken line showing of operation switch is included for the purposeof showing unclaimed subject matter and forms no part of the claimeddesign.

We claim the ornamental design for an operation switch, as shown anddescribed.